<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ page trimDirectiveWhitespaces="true" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%>
<c:set value="${pageContext.request.contextPath}" var="frontPath"/>
${error}
<a href="javascript:history.back();">点击返回</a>